Type: LG or Sony Li-ion Cell Voltage: 12V Capacity: 4000mAh Weight: 230g per battery with package Replace: Dewalt DCB120 DCB127 Fit for: ( Please search with "Ctrl+F" ) Dewalt 12V Max.Li-ion cordless tools DCD710,DCD710S2,DCF610,DCF610S2,DCF813S2,DCF815,DCF815N,DCF815S2,DCK210S2,DCK211S2,DCL040,DCL510,DCS310,DCS310S1,DCT410S1,DCT411S1,DCT414S1 Note: It's recommended that the battery should be fully charged and discharged 3 times after you receive the battery. For transport safety, our batteries are not fully charged before leave the factory. After use, please charge the battery after cooling. Package Includes: 1x Battery.